Answers checklist.

[X] I have read the documentation ESP-IDF Programming Guide and the issue is not addressed there.
[X] I have updated my IDF branch (master or release) to the latest version and checked that the issue is present there.
[x] I have searched the issue tracker for a similar issue and not found a similar issue.

General issue report

在onReceive的回调函数中的数据貌似有点奇怪？和随机？请看截图 1e9288758c207e2a887178a32d7448a

// ESP_NOW_Broadcast_Peer.h

ifndef ESP_NOW_BROADCAST_PEER_H

define ESP_NOW_BROADCAST_PEER_H

include "ESP32_NOW.h"

include "lvgl/gui_ctl.h"

include "logger.h"

// DeviceType enum DeviceType { READER, // 读卡器 GATEWAY, // 网关 METER, // 流量计 CONFIG_TOOL // 配置工具 };

// 数据结构体 typedef struct struct_espnow_data { int id; // 包编号 DeviceType type = READER; // 设备类型 char card_id[10] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; // 卡号 double flowSpeed = 0.0; // 流量速度l/min bool recvOk = false; // 接受成功 int channel = 0; // 信道 char mac[18] = "FF:FF:FF:FF:FF:FF"; // Mac

} struct_espnow_data;

// 创建一个新的类继承自ESP_NOW_Peer类 class ESP_NOW_Peer_Class : public ESP_NOW_Peer { private: public: // 类的构造函数 ESP_NOW_Peer_Class(const uint8_t mac_addr, uint8_t channel, wifi_interface_t iface, const uint8_t lmk) : ESP_NOW_Peer(mac_addr, channel, iface, lmk) {}

// 类的析构函数
~ESP_NOW_Peer_Class() {}

const esp_now_recv_info_t *info;

// 函数用于注册主机
bool add_peer()
{
    if (!add())
    {
        Serial.printf("注册广播主机失败\n");
        return false;
    }
    return true;
}

// 向对等点设备发送消息
bool send_message(const uint8_t *data, size_t len)
{
    if (!send(data, len))
    {
        Serial.printf("单播消息失败\n");
        return false;
    }
    return true;
}

// 函数用于打印从主机接收到的消息
void onReceive(const uint8_t *data, size_t len, bool broadcast)
{
    for (size_t i = 0; i < 64; i++)
    {
        Serial.printf("%d ", i);
    }
    Serial.println();
}

// 显示发送状态
void onSent(bool success)
{
    if (success)
    {
        Logger::log("Send Success\n");
        Gui_Add_List_Text(guider_ui.blueCounter_list_Info, "Send Success", 26, COLOR_GREEN);
    }
    else
    {
        Logger::log("Send Failed\n");
        Gui_Add_List_Text(guider_ui.blueCounter_list_Info, "Send Failed", 26, COLOR_RED);
    }
}

};

endif // ESP_NOW_BROADCAST_PEER_H

espressif / esp-idf

ESP_NOW_Peer => onReceive貌似不太正常 (IDFGH-13705) #14577